No. 462.) LATERAL VEIN OF SKATE. 355 
IV. Rata erinacea: large male. 
I. Blue starch injected into the caudal vein. 
The blue starch appeared in the left lateral vein and filled the 
greater portion of it, together with some of its branches from 
the body wall. 
Dissection of the animal showed that the renal portal system 
was fully injected. The position and connections of the vein 
which put into direct communication the renal portal and lateral 
systems are represented in Figure 2. Lying transversely on the 
left dorsal body wall was found a large vein (Fig. 2,x) opening at 




ie „par: 
4 
Nut 1 oe aM 

k 
RS, 
(od 
“| \ 
UN. ren.aff. C | 
~ 
N Ph / 
ki Pa 
y 
\ 
Ten. I 
rng A 
\ ^ JF 
AD 8 
ih as asa aa UN ren-pr 1. 
-————— UN. Ca. 
Fic. 2.— Showing the connection found in Case IV between the renal — system ae ui 
lateral vein. far. — — es of ei p qm and lateral veins; ren y; 
un. ca., caudal vein; va. Z, lat erent. ens veins; v. ren-frt., 
ein ; 
renal portal vein; r, vein demi renal poral a hof Tateral veins. 
